× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2007 Chevrolet Tahoe LT 5.3L Hesitation, MIL Lamp on, Loss of power
Posted to GM Driveability on 9/14/2011 9 Replies

Truck brought to shop with codes po641, po606, po532, po107. As soon as you clear the codes, it may not come back for a couple of days. It normally happens when the car is idling on park. As soon as code po641 comes out, the reduce engine power in dash message...

9 Replies Received (View Replies)

  Related Documents & Media  2007 Chevrolet Tahoe LT

 
Message Closed w/Summary

car Vehicle Data

2007 Chevrolet Tahoe LT

VIN 1GNFK130X7
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, MIL Lamp on, Loss of Power
OccursIntermittently

Trouble Codes

P0107Manifold Air Pressure Sensor Circuit Low Voltage
P0532A/C Pressure Sensor Circuit Low Voltage
P0606PCM Processor Error
P0641PCM Sensor Reference Voltage 'A' Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

2007 Chevrolet Tahoe LT

VIN 1GNFK130X7
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsHesitation, MIL Lamp on, Loss of Power
OccursIntermittently

Trouble Codes

P0107Manifold Air Pressure Sensor Circuit Low Voltage
P0532A/C Pressure Sensor Circuit Low Voltage
P0606PCM Processor Error
P0641PCM Sensor Reference Voltage 'A' Circuit Malfunction